搜索资源列表
bpcs
- 这是一个把神经网络直接应用于轴承的故障诊断的程序，输入轴承的信号，直接得答案-This is a direct application of neural network in bearing fault diagnosis procedures, input bearing signal, a direct answer
Machinery-Diagnosis
- 子波分析是一种日益获得广泛应用的信号处理新技 术, 具有良好的时-频局部化特性, 尤其适用于时变及非平 稳信号。本文简述了子波函数与子波展开的基本概念, 利用 展缩子波和调和子波将信号及信号均方值进行时-频两维 分布。最后采用了三种子波分析方法对轴承故障进行诊断, 即使对现有各种方法尚难以诊断的滚动体故障, 也能获得 满意的结果, 说明子波分析的确为机械故障诊断提供了强 有力的分析手段。-Wavelet a nalysis, as a new technique of
332
- 齿轮箱早期的故障信号往往十分微弱,信噪比低,这大大限制了已有诊断方法在早期诊断中的应用,因此如何获取真实的振动信号是提高齿轮箱早期故障诊断质量的关键,独立分量分析(ICA)为此提供了一种新的思路。文 中研究了ICA在齿轮箱故障早期诊断中的应用,首先分析了齿轮箱的混合振动信号模型,然后针对具体的轴承故障进行了实验,并使用快速ICA算法分离出轴承的振动信号-The early gearbox fault signal is often very weak, low signal-to-noise
lunwen
- 最新关于故障诊断的论文，有LMD算法，还有EMD算法，主要是做轴承磨损预测的-failed to translatefailed to translatefailed to translatefailed to translate
111
- 轴承内圈的故障诊断数据来自于美国西科大学，可以用于外圈，滚动体的故障诊断-The inner ring of the bearing fault diagnosis data from USA CK University, can be used for fault diagnosis of the outer ring, rolling body
tqwt_matlab_toolbox
- 可调Q因子小波变换，用在故障诊断中，程序中包含了原始TQWT工具箱和轴承振动信号信号的谱包络的求取等，最新的应用成果-Adjustable Q-factor wavelet transform used in fault diagnosis, the program includes a spectral envelope of the original TQWT toolbox and bearing vibration signal signal to strike, etc., the l
bearing-envelope-analysis-
- 对轴承振动信号进行滤波和包络频谱分析，可通过包络谱发现轴承故障，也可用于其他故障诊断的研究，程序已调试通过-Bearing vibration signal filtering and envelope spectrum analysis, bearing failure can be found through the envelope spectrum can also be used to study other troubleshooting procedures have been d
lly1
- 针对滚动轴承故障信号具有非平稳、非高斯的特点，提出了将时域分析与小波分析相结合的方法对滚动轴承进行故障诊断。在研究不同信号分析方法理论的基础上，以滚动轴承外圈故障振动信号为例，采用多种信号处理方法进行了分析。结果表明，各种分析方法在分析轴承故障时的特点各不相同，在实际使用中，可将时域分析与小波分析综合使用，实现轴承状态的实时监测与故障的准确定位。-For rolling bearing fault signals have non-stationary, non-Gaussian, we pro
fault_diagnios
- 基于JADE和ELM的轴承故障程度跟踪，分别对轴承的外圈，内圈和滚子进行诊断，并和其他方法进行对比-Tracking based on JADE and ELM bearing fault degree, respectively, of bearing outer ring, inner ring and roller diagnosis, and were compared with other methods based on JADE and ELM bearing fault degr
time-frequency-feature
- 此代码用于故障诊断特征提取，所提取特征包括传统时、频域特征和时频特征三部分，数据为轴承数据-This code is used when troubleshooting feature extraction, the extracted features, including traditional, frequency domain and time-frequency characteristics of three parts, the data is bearing data
wodechengxudisange
- 有关轴承的故障诊断算法的程序，需要的同学可以-Bearing fault diagnosis algorithm related programs, students need to look
AAA
- 轴承故障信号的诊断方法，时延相关预处理对振动信号做预处理，可以起到解调的作用-Diagnosis bearing fault signal delay associated pretreatment on the vibration signal preprocessing, can play a role demodulated
baoluopuzhouchengguzhangzhenduan
- 利用matlab通过包络谱与能量谱诊断轴承内外圈故障，并附有内外圈的故障数据，适合初学者。-By using matlab spectrum and energy spectrum envelope bearing inner ring fault diagnosis, fault data together with inner and outer rings, suitable for beginners.
EMDandBP
- 结合emd和bp神经网络的算法, 对轴承故障数据进行诊断,数据可以自己添加(EMD and BP algorism are combined to classify different kinds of faults of bearings. Source data need to be added by yourself)
TQWT原版
- TQWT工具箱，可调Q因子小波变换，可用于轴承齿轮故障诊断。(TQWT toolbox, adjustable Q factor wavelet transform, can be used for bearing gear fault diagnosis.)
Autogram
- Autogram能够对频带进行合适的选取，用于轴承等故障诊断(Autogram is a new approach to find the proper frequency band of demodulation for bearing faults diagnosis. Moshrefzadeh A, Fasana A. The Autogram: An effective approach for selecting the optimal demodulation band in ro
cyclostationary_toolbox
- cyclostationary_toolbox 循环平稳分析工具箱，可用于齿轮和轴承的故障诊断(cyclostationary_toolbox for gear and bearing fault diagnosis)
Cyclic Spectral Correlation
- 用于求循环普相关函数，可用于轴承，齿轮等旋转机械故障诊断(Cyclic spectral correlation)